A needle holder for use in a seed handling assembly that is made as a box-like open-sided metal frame having a bottom, a top and opposed side frame members with a pair of steel shielding plates enclosing the sides of the frame. The top frame member defines at least one row of holes for receiving elongated...http://www.google.com/patents/US6565502?utm_source=gb-gplus-sharePatent US6565502 - Needle holder assembly
